/*
 * Licensed to CRATE Technology GmbH ("Crate") under one or more contributor
 * license agreements.  See the NOTICE file distributed with this work for
 * additional information regarding copyright ownership.  Crate licenses
 * this file to you under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.  You may
 * obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations
 * under the License.
 *
 * However, if you have executed another commercial license agreement
 * with Crate these terms will supersede the license and you may use the
 * software solely pursuant to the terms of the relevant commercial agreement.
 */

package io.crate.rest.action;

import io.crate.action.sql.SQLActionException;
import org.elasticsearch.ExceptionsHelper;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.json.JsonXContent;

import java.io.IOException;

import static io.crate.exceptions.Exceptions.userFriendlyMessage;


class HTTPErrorFormatter {

    public static XContentBuilder convert(SQLActionException t, boolean includeErrorTrace) throws IOException {
        // @formatter:off
        XContentBuilder builder = JsonXContent.contentBuilder()
            .startObject()
                .startObject("error")
                    .field("message", userFriendlyMessage(t))
                    .field("code", t.errorCode())
                .endObject();
        // @formatter:on

        if (includeErrorTrace) {
            builder.field("error_trace", ExceptionsHelper.stackTrace(t));
        }
        return builder.endObject();
    }
}


